Tag: "winter" at biology news
New Grapes From Cornell Debut
... its well-known vinifera parent. "It is much more winter
hardy and disease resistant than Gewrztramin... cross which combines the mild Labrusca flavor and winter
hardiness of its female parent with the seedless trait of its male parent. "Clusters are large and ...
Honeybees In The Wild Nearly Gone In North America
...ruits and vegetables, according to Tew. "The harsh winter
across the United States and the wet, messyspring, combined with all the routine problems facing bees thathave never gone away -- bee diseases, pesticide problems -- pushedhoneybees to the edge," Tew said. "The mites, however,wereclearly and definiti...
PET Project Helps Reduce Pollution Threat From Heavy Metals
...see how it holds upunder the freeze-thaw cycles of winter
and spring and to see howroad salt and other de-icing chemicals affect it. The research is funded by the Ohio Department ofTransportation....
NCAR Scientists Trek To Africa For Biosphere-Atmosphere Chemistry Study
...an savanna and rainforest are burned each fall and winter
for agricultural and territorial purposes. The fires produce large amounts of hydrocarbons and oxides of nitrogen, which interact with sunlight to produce ozone and other smoglike products--often at levels approaching those of a high-pollution day in...
Scientists Trek to Africa for Biosphere-Atmosphere Chemistry Study
...an savanna and rainforest are burned each fall and winter
for agricultural and territorial purposes. The fires produce large amounts of hydrocarbons and oxides of nitrogen, which interact with sunlight to produce ozone and other smoglike products -- often at levels approaching those of a high-pollution day...
Isle Royale Moose Continue Decline
...urvey of moose and wolf populations completed this winter
shows only about 500 moose on the island, compared...t a lot of moose during the especially long, harsh winter
of '95 - '96," says Barnard, "but no one anticipated that losses would be this dramatic. After compl...
Fighting Wheat Scab In New York State
...rnell professor of plant pathology. In New York, winter
wheat is grown on 120,000 to 150,000 acres annuall...ry estimates call for excellent yields of New York winter
wheat in 1997. In the Midwest -- North Dakota, South Dakota and Minnesota -- yield and grain quality...
First-Of-A-Kind Study By University Of Georgia Ecologist Estimates Role Of Natural Forces On Insect Populations
...earson the interactions of two insect species, the winter
moth andthe green oak leaf roller moth, that feed ...ysis. Strangely enough, Hunter found that the winter
moth'spopulation was regulated largely by top-down forces, while thegreen oak leaf roller moth was a...
Biogenic Emissions Higher Than Expected Over African Savanna
...n savanna and rain forest are burned each fall and winter
for agricultural and territorial purposes. The fires produce large amounts of hydrocarbons and nitrogen oxides (NOx). These react in the presence of sunlight to produce low-altitude ozone and other smog-like products. Satellite pictures show that ...
Colorado State Biology Professor Says Fatty Acids, Not Shadow, Determine Outcome Of Groundhog Day Feb. 2
...e marmots andgroundhogs prepare themselves for the winter
by gorging themselves with leafyplants, seeds and ...rmots and a dozen groundsquirrels are spending the winter
in Florant's hibernation chamber, unaware oftheir involvement in the biology professor's research pr...
Major Wolf Die-Off Recorded On Isle Royale
...s seen in the park during a survey held during the winter
of 1997 havesince succumbed. He said it was one of...incewolves first migrated to the island during the winter
of 1947-48. "We had anticipated a modest increase in wolf numbers this year," saidBarnard. "M...
University At Buffalo Energy-Conservation Projects Record Highest Savings Among Campuses
... for university buildings (68 degreesFahrenheit in winter
and 76 degrees in summer). UB's experience has shown thata single degree of heating or cooling during one year can amount to savings of$100,000 or more. Wagner added that UB's experience saving money through environmental reforms hasgenerated inte...
Weary Tibetan People Find Supporting Hand In ASU Graduate Student
... They herd their livestock daily and move between winter
and summer pastures with shorter stops in the spring and fall. They use yak dung for fuel and smoke it in their pipes. "They been living on sort of a knife's edge for the last 30 years," said Andrew Smith, an ASU biology professor and Foggin's thes...
Dust Mite Behavior May Show New Ways To Control Pests
...ity,he said. And heating a home in the winter
will cause the humidityto drop below 50 percent, but the mites will survive anyway. We think clusteringin addition to entering a kind of hibernation is how theyre able todo that. Glass and Needham did this work as part of a larger Ohio S...
Increasing Frequency Of El Nino Takes Toll On Northern Hemisphere's Only
... found that allbut one of the 92 nests failed in a winter
breeding period and all 108 nestsfailed in the fall breeding period. She also visited breeding sites in 1978,1988 and 1991....
Raymond Receives $113,000 NIH Grant To Support Cell Cycle Regulation Research
...directly from mutants discovered in Raymond's 1997 winter
study class, demonstrates the minimal boundaries t...hing and research at Williams. Raymond created her winter
study class in research on molecular genetics in response to comments from students disappointed abo...
Environmental Testimony: Taiwan Mega-Complex Threatens Endangered Spoonbills And
Efforts To Cut Greenhouse Gases, UD Prof Says
... and steel mill complexcould wipe out the wetlands winter
habitat of the black-faced spoonbill. TheBinnan Industrial Complex also could increase that nation's greenhouse gasemissions by at least 25 percent, Byrne testified. And, any developmentresulting in higher greenhouse gas emissions would place Taiwan...
Destructive Algae Overtaking Mediterranean Waters
...sins, the new form is able to endure waters where winter
temperatures would be expected to kill it. It is also triple the size of any other known members of the species. One of the aquariums where it has been seen sits just across the beach from the waters edge where the aliens first Mediterranean sig...
Summer Science: Where Have All The Honeybees Gone? UD 'Bee Guy' Asks Why--From
America To The Amazon
...zine of Pennsylvania State University. During the winter
of 1995-96, beekeepers reported die-offs ranging from 40percent in Delaware and 53 percent in Pennsylvania to 80 percent in Maine, saysCamazine, an assistant professor of entomology at Penn State. Both trachealmites and varroa mites feed on bee blood...
USGS Contributions Enhance Public Health Research, Scientists Showcase Technologies At San Diego Meeting
From tracking the spread of winter
flu season to pinpointing outbreaks of the Ebola virus, public health research frequently begins with a study of the geographic issues. Today, geographic and cartographic information systems, remote sensing satellites, and other technologies are pro...
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